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Finding the Fourth Proportional to 244,548.60, 366,822.90 and 138,260.40

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Solution

The fourth proportional to 244,548.60, 366,822.90 and 138,260.40 is: 207,390.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,548.60 : 366,822.90 = 138,260.40 : x
  2. Step 2: Convert to fraction form
    244,548.60/366,822.90 = 138,260.40/x
  3. Step 3: Cross multiply
    244,548.60x = 366,822.90 × 138,260.40
  4. Step 4: Simplify right side
    244,548.60x = 50,717,080,883.16
  5. Step 5: Solve for x
    x = 50,717,080,883.16/244,548.60
  6. Step 6: Final answer
    x = 207,390.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.